# 脳トレ21 vs Snake Wiggle Master!

The clearest difference is in-app purchases: 脳トレ21 at none against Snake Wiggle Master!'s 1. 脳トレ21 also leads on iOS requirement (11.0 vs 13.0). Snake Wiggle Master!'s advantage is update cadence (every 6 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Snake Wiggle Master! sells 1 one-off in-app purchase. 脳トレ21 asks for nothing beyond the download.

脳トレ21 ships an update every 3 months, Snake Wiggle Master! every 6 weeks. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 脳トレ21 | Snake Wiggle Master! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (20 ratings)](https://appshunter.io/ios/app/snake-wiggle-master/id6757836128/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 107 MB | 227 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZERONE](https://appshunter.io/developer/1708775781) | [Superboost Soft Limited](https://appshunter.io/developer/1879733249) |

## What reviewers say

### 脳トレ21

[App page](https://appshunter.io/ios/app/21/id1471846944)

**Features:** macOS Compatibility

**In-app purchases:** none


### Snake Wiggle Master!

[App page](https://appshunter.io/ios/app/snake-wiggle-master/id6757836128)

Guide a snake through challenging mazes by planning your moves carefully. Race against the clock to clear paths and unlock new levels in this engaging puzzle game.

**Highlights:** Snake maze gameplay, Time-based challenges, Smart path planning, Heart system for tension, Increasing difficulty, Simple tap controls

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $7.99 | one-time |


## Frequently asked questions

### Is 脳トレ21 free?

脳トレ21 is free to download, with no in-app purchases.

### Is Snake Wiggle Master! free?

Snake Wiggle Master! is free to download, with in-app purchases available.

### Do 脳トレ21 or Snake Wiggle Master! have ads?

Both 脳トレ21 and Snake Wiggle Master! show ads.

### Which is updated more often, 脳トレ21 or Snake Wiggle Master!?

脳トレ21 ships an update every 3 months, and Snake Wiggle Master! every 6 weeks. Most recently, 脳トレ21 was updated on October 14, 2026 and Snake Wiggle Master! on October 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*